first tell us why you are so involved and tell us about your personal experiences. >> i think any time a situation becomes relevant to you and you've had a experience with the issue, it becomes very special to you. i had the occasion in 1974 and then again in 1986 to see the effects and complications of sickle cell trait and the results of the reaction from strenuous exercise and both being in a preseason conditioning event. and when you've attended funerals for two players, 12 years apart, and the studies that initiated from 1974 and then when you see the same scenario repeat itself in 1986, you understand that one death is too many. and that if we turn away and we say, well, i don't to know or i don't want to know if i have the trait or what -- regardless of whether there is a percentage of one demographic group or those showing higher percentages or not, information beats ignorance and i really believe that we should be proactive rather than reactive. and reactive in this ase is trying to curb the events that are triggered from an unfortunate complication of things that are a result